Configuring mail scan using Kaspersky Security Center
If mail is scanned using the Mail Threat Protection extension for Outlook, it is recommended to use Cached Exchange Mode. For more detailed information about Cached Exchange Mode and recommendations on its use, refer to the Microsoft Knowledge Base.
To configure the operating mode of the Mail Threat Protection extension for Outlook using Kaspersky Security Center:
Open the Kaspersky Security Center Administration Console.
In the Managed devices folder in the Administration Console tree, open the folder with the name of the administration group to which the relevant client computers belong.
In the workspace, select the Policies tab.
Select the necessary policy and double-click to open the policy properties.
In the policy window, select Essential Threat Protection → Mail Threat Protection.
In the Security level section, click the Settings button.
The Mail Threat Protection window opens.
In the Connectivity section, click the Settings button.
In the Email protection window:
Select the Scan when receiving check box if you want the Mail Threat Protection extension for Outlook to scan incoming messages as they arrive to the mailbox.
Select the Scan when reading check box if you want the Mail Threat Protection extension for Outlook to scan incoming messages when the user opens them.
Select the Scan when sending check box if you want the Mail Threat Protection extension for Outlook to scan outgoing messages as they are sent.